A062662 Numbers k such that 96^k - 95^k is prime.

2, 3, 7, 263, 347, 1039, 17033, 73877

Offset

1,1

Comments

Terms greater than 1000 may correspond to strong pseudoprimes not yet proved to be prime.

a(8) > 20000. - Derek Orr, Sep 08 2014

a(9) > 10^5. - Robert Price, Oct 15 2015

Links

Table of n, a(n) for n=1..8.

Mathematica

Select[Range[0, 100000], If[PrimeQ[#], PrimeQ[96^# - 95^#]] &]  (* Robert Price, Oct 15 2015 *)

Prog

(PARI) for(n=1, 1e5, if (isprime(96^n - 95^n), print1(n", "))) \\ Altug Alkan, Oct 15 2015

Crossrefs

Cf. A000043, A057468, A059801, A059802, A062572-A062666.

Sequence in context: A053954 A063869 A079637 * A084727 A100763 A132538

Adjacent sequences: A062659 A062660 A062661 * A062663 A062664 A062665

Keyword

nonn,hard

Author

Mike Oakes, May 18 2001, May 19 2001

Extensions

a(7) from Derek Orr, Sep 08 2014

a(8) from Robert Price, Oct 15 2015

Status

approved